[URL="http://api.tweetmeme.com/share?url=http://espn.go.com/nfl/story/_/id/8020190/former-nfl-players-say-league-hid-brain-injury-links&service=bit.ly&source=espn"][IMG]http://api.tweetmeme.com/imagebutton.gif?url=http://espn.go.com/nfl/story/_/id/8020190/former-nfl-players-say-league-hid-brain-injury-links[/IMG][/URL]Scores of lawsuits involving thousands of former players touched by concussions and brain injuries have been consolidated into one master complaint, setting up a massive and potentially costly case for the NFL.